Home / 77,167.35-115,772.94-24,580.89

Finding the Fourth Proportional to 77,167.35, 115,772.94 and 24,580.89

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Solution

The fourth proportional to 77,167.35, 115,772.94 and 24,580.89 is: 36,878.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,167.35 : 115,772.94 = 24,580.89 : x
  2. Step 2: Convert to fraction form
    77,167.35/115,772.94 = 24,580.89/x
  3. Step 3: Cross multiply
    77,167.35x = 115,772.94 × 24,580.89
  4. Step 4: Simplify right side
    77,167.35x = 2,845,801,903.12
  5. Step 5: Solve for x
    x = 2,845,801,903.12/77,167.35
  6. Step 6: Final answer
    x = 36,878.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.